FR 4855 then AZ 344 at Fiumicino
Catania → Rome → Nice
Timetable, Rome time
17:10FR 4855 from Catania at the gate
13:15AZ 344 to Nice leaves the gate
20 h 05 apart on the timetable, overnight
AZ 344 leaves 20 h 05 after FR 4855 arrives on the timetable: more than half a day, so not a connection we count.